Diets and Dieting People take risks when nothing seems to work; they use drastic measures to lose weight. There are only two better ways for losing weight: Consuming fewer calories Increase physical activity The following are some of the most common diet strategies and products and traps to avoid. Yo-Yo dieting is losing and regaining weight again and again Metabolic product are diet products claim to increase the metabolic rate Very low calorie diet (VLCDs). They are low in nutrients, which can result in a serious metabolic imbalance and even death. Liquid protein and High-protein (they are generally consist of protein formula and water) Over-the-Counter Diets pills, Diet Aids, and prescription Appetite Suppressants Obesity Surgery. The easy way, but also very risky. Crash Diets. Losing weight too quickly may result in damage to body systems. Eating Disorders: Severe disturbance in eating behavior There are three forms of eating behavior: Anorexia nervosa: an eating disorder involving extreme weight loss at least 15% below recommended body weight. Bulimia nervosa: an eating disorder in which a person consumes large quantities of food in a short time, followed by self-induced vomiting or taking laxatives. Bingeing: Consuming a large amount of food in a short time. Treatment for Eating Disorders Reducing the threat to life, and once the person is stabilized, a long-term therapy involves friends, family, and other important people in the person’s life. Therapy focuses on the medical, social, environmental, psychological,and physiological factors that have led to the problem.